{"id":38942,"date":"2023-12-11T14:45:57","date_gmt":"2023-12-11T06:45:57","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=38942"},"modified":"2023-12-11T14:45:57","modified_gmt":"2023-12-11T06:45:57","slug":"%e8%af%b7%e8%af%b4%e6%98%8e%e5%a6%82%e4%bd%95%e9%80%9a%e8%bf%87%e5%8f%8d%e5%b0%84%e8%8e%b7%e5%8f%96%e5%92%8c%e8%ae%be%e7%bd%ae%e5%af%b9%e8%b1%a1%e7%a7%81%e6%9c%89%e5%ad%97%e6%ae%b5%e7%9a%84%e5%80%bc","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/11\/%e8%af%b7%e8%af%b4%e6%98%8e%e5%a6%82%e4%bd%95%e9%80%9a%e8%bf%87%e5%8f%8d%e5%b0%84%e8%8e%b7%e5%8f%96%e5%92%8c%e8%ae%be%e7%bd%ae%e5%af%b9%e8%b1%a1%e7%a7%81%e6%9c%89%e5%ad%97%e6%ae%b5%e7%9a%84%e5%80%bc\/","title":{"rendered":"\u8bf7\u8bf4\u660e\u5982\u4f55\u901a\u8fc7\u53cd\u5c04\u83b7\u53d6\u548c\u8bbe\u7f6e\u5bf9\u8c61\u79c1\u6709\u5b57\u6bb5\u7684\u503c\uff1f"},"content":{"rendered":"<p>&#8220;`&#8221;                    \u8003\u5bdf\u70b9\uff1a\u7c7b<\/p>\n<p>\u53ef\u4ee5\u901a\u8fc7\u7c7b\u5bf9\u8c61\u7684getDeclaredField()\u65b9\u6cd5\u5b57\u6bb5\uff08Field\uff09\u5bf9\u8c61\uff0c\u7136\u540e\u518d\u901a\u8fc7\u5b57\u6bb5\u5bf9\u8c61\u7684setAccessible(true)\u5c06\u5176\u8bbe\u7f6e\u4e3a\u53ef\u4ee5\u8bbf\u95ee\uff0c\u63a5\u4e0b\u6765\u5c31\u53ef\u4ee5\u901a\u8fc7get\/set\u65b9\u6cd5\u6765\u83b7\u53d6\/\u8bbe\u7f6e\u5b57\u6bb5\u7684\u503c\u4e86\u3002\u4e0b\u9762\u7684\u4ee3\u7801\u5b9e\u73b0\u4e86\u4e00\u4e2a\u53cd\u5c04\u7684\u5de5\u5177\u7c7b\uff0c\u5176\u4e2d\u7684\u4e24\u4e2a\u9759\u6001\u65b9\u6cd5\u5206\u522b\u7528\u4e8e\u83b7\u53d6\u548c\u8bbe\u7f6e\u79c1\u6709\u5b57\u6bb5\u7684\u503c\uff0c\u5b57\u6bb5\u53ef\u4ee5\u662f\u57fa\u672c\u7c7b\u578b\u4e5f\u53ef\u4ee5\u662f\u5bf9\u8c61\u7c7b\u578b\u4e14\u652f\u6301\u591a\u7ea7\u5bf9\u8c61\u64cd\u4f5c\uff0c\u4f8b\u5982ReflectionUtil.get(dog, &#8220;&#8221;owner.car.engine.id&#8221;&#8221;);\u53ef\u4ee5\u83b7\u5f97dog\u5bf9\u8c61\u7684\u4e3b\u4eba\u7684\u6c7d\u8f66\u7684\u5f15\u64ce\u7684ID\u53f7\u3002<\/p>\n<pre><code>`import` `java.lang.reflect.Method;``class` `MethodInvokeTest {``  ``public` `static` `void` `main(String[] args) ``throws` `Exception {``    ``String str = ``\"\"hello\"\"``;``  ``Method m = str.getClass().getMethod(``\"\"toUpperCase\"\"``);``    ``System.out.println(m.invoke(str)); ``\/\/ HELLO``  ``}``}`\n<\/code><\/pre>\n<pre><code>            \"```\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;`&#8221; \u8003\u5bdf\u70b9\uff1a\u7c7b \u53ef\u4ee5\u901a\u8fc7\u7c7b\u5bf9\u8c61\u7684getDeclaredField()\u65b9\u6cd5\u5b57\u6bb5\uff08Fi [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-38942","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/38942","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=38942"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/38942\/revisions"}],"predecessor-version":[{"id":38943,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/38942\/revisions\/38943"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=38942"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=38942"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=38942"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}